Spectral Differentiation Between Copper and Iron Colorants in Gem Tourmalines
The authors used Vis-NIR spectral measurements combined with LA-ICP-MS data to investigate the usefulness of absorption spectra.
Photoluminescence Review and Gem Material from Unusual Locales in the Spring 2016 G&G
A summary of the content in the Spring 2016 issue of Gems & Gemology.
Abstracts; Winter 2009
This article, from the Winter 2009 issue of Gems & Gemology, is a compilation of abstracts of important gemology-related articles published outside of Gems & Gemology.